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Tue, 10 Dec 2019 06:20:27 +0000 Received: from DGGEMS405-HUB.china.huawei.com (unknown [172.30.72.59]) by Forcepoint Email with ESMTP id C5BBAE8131B8A882445F; Tue, 10 Dec 2019 14:20:15 +0800 (CST) Received: from [10.134.22.195] (10.134.22.195) by smtp.huawei.com (10.3.19.205) with Microsoft SMTP Server (TLS) id 14.3.439.0; Tue, 10 Dec 2019 14:20:11 +0800 To: Jaegeuk Kim , , References: <20191209222345.1078-1-jaegeuk@kernel.org> <20191209222345.1078-2-jaegeuk@kernel.org> From: Chao Yu Message-ID: <0668612e-678c-e434-277b-d393b9933250@huawei.com> Date: Tue, 10 Dec 2019 14:20:11 +0800 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:52.0) Gecko/20100101 Thunderbird/52.9.1 MIME-Version: 1.0 In-Reply-To: <20191209222345.1078-2-jaegeuk@kernel.org> Content-Language: en-US X-Originating-IP: [10.134.22.195] X-CFilter-Loop: Reflected X-Headers-End: 1ieYsh-00G8qN-2j Subject: Re: [f2fs-dev] [PATCH 2/6] f2fs: declare nested quota_sem and remove unnecessary sems X-BeenThere: linux-f2fs-devel@lists.sourceforge.net X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: linux-f2fs-devel-bounces@lists.sourceforge.net On 2019/12/10 6:23, Jaegeuk Kim wrote: > 1. > f2fs_quota_sync > -> down_read(&sbi->quota_sem) > -> dquot_writeback_dquots > -> f2fs_dquot_commit > -> down_read(&sbi->quota_sem) > > 2. > f2fs_quota_sync > -> down_read(&sbi->quota_sem) > -> f2fs_write_data_pages > -> f2fs_write_single_data_page > -> down_write(&F2FS_I(inode)->i_sem) > > f2fs_mkdir > -> f2fs_do_add_link > -> down_write(&F2FS_I(inode)->i_sem) > -> f2fs_init_inode_metadata > -> f2fs_new_node_page > -> dquot_alloc_inode > -> f2fs_dquot_mark_dquot_dirty > -> down_read(&sbi->quota_sem) > > Signed-off-by: Jaegeuk Kim Reviewed-by: Chao Yu Thanks, _______________________________________________ Linux-f2fs-devel mailing list Linux-f2fs-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/linux-f2fs-devel